Weather on October 19
Santa Rosa, CA
55 Years of Data
Avg High
76°F
Avg Low
48°F
Warmest
2023
71°F avg
Coldest
1971
52°F avg
About This Date
October 19th in Santa Rosa, CA typically brings pleasant fall weather, with average highs around 76°F and lows near 48°F — a 28°F daily swing. Over 55 years of records, the warmest October 19th was in 2023 (71°F average), while the coldest was 1971 (52°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 11% of October 19th dates historically, with the wettest October 19th recording 2.39" of rain. The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
Planning for October 19th in Santa Rosa, CA? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 49° | 64° | — | — |
| 2024 | 83° | 54° | 68° | — | — |
| 2023warmest | 92° | 50° | 71° | — | — |
| 2022 | 92° | 48° | 70° | — | — |
| 2021 | 67° | 41° | 54° | — | — |
| 2020 | 87° | 48° | 68° | — | — |
| 2019 | 71° | 45° | 58° | — | — |
| 2018 | 82° | 43° | 62° | — | — |
| 2017 | 65° | 49° | 57° | — | — |
| 2016 | 78° | 51° | 65° | — | — |
| 2015 | 77° | 52° | 64° | — | — |
| 2014 | 73° | 56° | 64° | — | — |
| 2013 | 84° | 49° | 66° | — | — |
| 2012 | 74° | 55° | 64° | — | — |
| 2011 | 72° | 56° | 64° | — | — |
| 2010 | 77° | 46° | 62° | — | — |
| 2009 | 68° | 48° | 58° | 1.07" | — |
| 2008 | 67° | 47° | 57° | — | — |
| 2007 | 65° | 58° | 61° | 0.61" | — |
| 2006 | 81° | 43° | 62° | — | — |
| 2005 | 70° | 56° | 63° | — | — |
| 2004 | 63° | 53° | 58° | 2.39" | — |
| 2003 | 79° | 46° | 62° | — | — |
| 2002 | 71° | 46° | 59° | — | — |
| 2001 | 83° | 47° | 65° | — | — |
| 2000 | 78° | 49° | 63° | — | — |
| 1999 | 79° | 40° | 59° | — | — |
| 1998 | 87° | 45° | 66° | — | — |
| 1997 | 70° | 49° | 59° | — | — |
| 1996 | 63° | 45° | 54° | — | — |
| 1995 | 86° | 51° | 69° | — | — |
| 1994 | 67° | 47° | 57° | — | — |
| 1993 | 78° | 46° | 62° | — | — |
| 1992 | 75° | 52° | 63° | — | — |
| 1991 | 90° | 47° | 68° | — | — |
| 1990 | 72° | 50° | 61° | 0.38" | — |
| 1989 | 87° | 52° | 69° | — | — |
| 1988 | 84° | 52° | 68° | — | — |
| 1987 | 84° | 47° | 65° | — | — |
| 1986 | 69° | 42° | 56° | — | — |
| 1985 | 59° | 47° | 53° | — | — |
| 1984 | 61° | 48° | 54° | 0.05" | — |
| 1983 | 80° | 46° | 63° | — | — |
| 1982 | 77° | 54° | 65° | — | — |
| 1981 | 84° | 47° | 65° | — | — |
| 1980 | 79° | 42° | 60° | — | — |
| 1979 | 65° | 55° | 60° | 1.04" | — |
| 1978 | 65° | 50° | 57° | — | — |
| 1977 | 59° | 50° | 55° | — | — |
| 1976 | 76° | 44° | 60° | — | — |
| 1975 | 85° | 45° | 65° | — | — |
| 1974 | 85° | 49° | 67° | — | — |
| 1973 | 75° | 47° | 61° | — | — |
| 1972 | 70° | 52° | 61° | — | — |
| 1971coldest | 69° | 35° | 52° | — | — |
55 years of data from SANTA ROSA